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.set noreorder .global __clone .hidden __clone .type __clone,@function __clone: # Save function pointer and argument pointer on new thread stack and $5, $5, -16 # aligning stack to double word subu $5, $5, 16 sw $4, 0($5) # save function pointer sw $7, 4($5) # save argument pointer # Shuffle (fn,sp,fl,arg,ptid,tls,ctid) to (fl,sp,ptid,tls,ctid) # sys_clone(u64 flags, u64 ustack_base, u64 parent_tidptr, u64 child_tidptr, u64 tls) move $4, $6 move $6, $8 move $7, $9 move $8, $10 li $2, 6055 syscall beq $7, $0, 1f nop jr $ra subu $2, $0, $2 1: beq $2, $0, 1f nop jr $ra nop 1: lw $25, 0($sp) # function pointer lw $4, 4($sp) # argument pointer jalr $25 # call the user's function nop move $4, $2 li $2, 6058 syscall |